1. Follow all of the oil manufacturer’s precautions.
2. Be sure the vehicle is on level ground in P (Park) with the parking brake set and the wheels blocked.
3. Turn the engine on and allow the engine to reach normal operating temperature.
4. Turn the engine off and wait about five minutes for the oil to return to the oil pan.
5. Pull the dipstick out, wipe it clean, and re-insert it fully.

6. Pull the dipstick out again and check the level. The level should be between F and L.
7. If it is near or at L, add enough oil to bring the level to F.
✽ NOTICE
To prevent damage to your engine:

✽ NOTICE
Use only the specified engine oil
Engine oil
Checking the engine oil and filterHyundai Tucson (LM) 2010-2015 Service Manual: Smart Key Diagnostic Repair procedures
Inspection
Self Diagnosis With GDS
Smart key system defects can be quickly diagnosed with the
GDS. GDS operates actuator quickly to monitor, input/output value and
self diagnosis.
The following three features will be major problem in SMART KEY system.
1.
Problem in SMART KEY unit input.
...
Hyundai Tucson (LM) 2010-2015 Service Manual: Overdrive Clutch Control Solenoid Valve(OD/C_VFS) Specifications
Specifications
Direct control VFS[OD/C]
x Control type : Normal high type
Control Pressure kpa (kgf/cmx, psi) 500.14 ~ 9.81(5.1 ~ 0.1, 72.54 ~ 1.42)Current value(mA)50 ~ 850 Internal resistance(x)5.1
...